21363906

素因数分解:

$2^1\times 3^1\times {\mathrm{1783}}^1\times {\mathrm{1997}}^1$

素因数の和:3785

約数の個数: 16

約数和(自身を含む): 42773184

約数和(自身を除く): 21409278

約数列:

[1, 2, 3, 6, 1783, 1997, 3566, 3994, 5349, 5991, 10698, 11982, 3560651, 7121302, 10681953, 21363906]

約数ペア:

[(1, 21363906), (2, 10681953), (3, 7121302), (6, 3560651), (1783, 11982), (1997, 10698), (3566, 5991), (3994, 5349)]